Pith Number

pith:IM7C4EWS

pith:2023:IM7C4EWSQ2XY2OCDFMDS6F7YCE

not attested not anchored not stored refs pending

Topological temporal boundary states in a non-Hermitian spatial crystal

Guancong Ma, Jianwei Liu, Jianwen Dong, Mingwei Li, Wenjie Chen, Xulong Wang

arxiv:2306.09627 v2 · 2023-06-16 · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IM7C4EWSQ2XY2OCDFMDS6F7YCE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T09:48:11.078950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

433e2e12d286af8d38432b072f17f8110e6e5799694df528186d61a36f6bcb10

Aliases

arxiv: 2306.09627 · arxiv_version: 2306.09627v2 · doi: 10.48550/arxiv.2306.09627 · pith_short_12: IM7C4EWSQ2XY · pith_short_16: IM7C4EWSQ2XY2OCD · pith_short_8: IM7C4EWS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/IM7C4EWSQ2XY2OCDFMDS6F7YCE \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 433e2e12d286af8d38432b072f17f8110e6e5799694df528186d61a36f6bcb10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bb005cd92382de84796e4e3584dab3ba61779d448eae91c1eb04dc31c558c44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-06-16T05:01:00Z",
    "title_canon_sha256": "ad67b44af049591563dc1d351dcddbcf3520cbe42b3647141b6906f1ad76716a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.09627",
    "kind": "arxiv",
    "version": 2
  }
}